David McCullough is well known as the author of one of the most popular and well respected biographies in recent memory, the Pulitzer Prize-winning Truman (1992), which spent 43 weeks on the New York Times bestsellers list in hardcover and 24 weeks in paperback. His works also include The Johnstown Flood (1968), The Great Bridge (1972), The Path Between Seas (1977), Mornings on Horseback (1981), and Brave Companions (1991). In addition, McCullough has served as the narrator of several television shows, including Ken Burns' The Civil War, and is the host of The American Experience, both on PBS. A graduate of Yale University, McCullough has served as both a writer and editor for Time magazine, and held several university teaching positions.